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1702248PublishedVol 3 · Issue 10

Three Dimensional Computer Simulation of Pile Foundation for Offshore Wind Turbine

Mahesh P Shettar Degefe Mitiku Kusa Biftu Jaleta

Subject area: Science,Engineering and Technology  ·  Area of research: Wind Turbine

Abstract

Finned pile foundation is used as foundation for offshore wind turbine. The behaviour of fin piles is difficult to explain using simple pile?soil theories or two dimensional numerical analyses because of the complicated geometry of the piles. In the current study, a linear 3D analysis of monopile, finned pile and taper finned pile foundation with an elastic plastic soil model (Mohr-Coulomb), an elastic pile material (steel), cushion model (Mohr-Coulomb) and interface elements are used to model the pile?soil interaction using MIDAS GTS-NX finite element software package. A define soil model represent medium dense sand and hollow steel pile embedded within sand subjected to large lateral loading. Analysis shows that lateral resistance increase if monopile pile is replaced by finned pile and lateral resistance further increases if finned pile replaced by taper finned pile (having taper cross section of fin i.e. major thickness at top and minor at bottom) surrounded with cushion material against lateral loading.

Keywords

Monopile, Finned Pile, Taper Finned Pile, Cushion, Lateral Resistance, FEM etc

How to cite this paper

Mahesh P Shettar, Degefe Mitiku Kusa, Biftu Jaleta "Three Dimensional Computer Simulation of Pile Foundation for Offshore Wind Turbine" Iconic Research And Engineering Journals Volume 3 Issue 10 2020 Page 277-281
Mahesh P Shettar, Degefe Mitiku Kusa, Biftu Jaleta "Three Dimensional Computer Simulation of Pile Foundation for Offshore Wind Turbine" Iconic Research And Engineering Journals, vol. 3, no. 10, May. 2020
Mahesh P Shettar, Degefe Mitiku Kusa, Biftu Jaleta (2020). Three Dimensional Computer Simulation of Pile Foundation for Offshore Wind Turbine. Iconic Research And Engineering Journals, 3(10).
Mahesh P Shettar, Degefe Mitiku Kusa, Biftu Jaleta "Three Dimensional Computer Simulation of Pile Foundation for Offshore Wind Turbine" Iconic Research And Engineering Journals, vol. 3, no. 10, May. 2020.
@article{1702248,
      author = {Mahesh P Shettar, Degefe Mitiku Kusa, Biftu Jaleta},
      title = {Three Dimensional Computer Simulation of Pile Foundation for Offshore Wind Turbine},
      journal = {Iconic Research And Engineering Journals},
      year = {2020},
      volume = {3},
      number = {10},
      pages = {277-281},
      issn = {2456-8880},
      url = {https://www.irejournals.com/formatedpaper/1702248.pdf},
      abstract = {Finned pile foundation is used as foundation for offshore wind turbine. The behaviour of fin piles is difficult to explain using simple pile?soil theories or two dimensional numerical analyses because of the complicated geometry of the piles. In the current study, a linear 3D analysis of monopile, finned pile and taper finned pile foundation with an elastic plastic soil model (Mohr-Coulomb), an elastic pile material (steel), cushion model (Mohr-Coulomb) and interface elements are used to model the pile?soil interaction using MIDAS GTS-NX finite element software package. A define soil model represent medium dense sand and hollow steel pile embedded within sand subjected to large lateral loading. Analysis shows that lateral resistance increase if monopile pile is replaced by finned pile and lateral resistance further increases if finned pile replaced by taper finned pile (having taper cross section of fin i.e. major thickness at top and minor at bottom) surrounded with cushion material against lateral loading.},
      keywords = {Monopile, Finned Pile, Taper Finned Pile, Cushion, Lateral Resistance, FEM etc},
      month = {April},
  }